.center{
    margin-left: auto;
    margin-right: auto;
}
*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
    outline: none;
    color: #CCC;
}
body 
{
    font-size: 14px;
    font-family: 微软雅黑;
    background: #ECECEC;
    /* text-align: center; */
}
.container
{
    width: 1220px; 
}
ul
{
    list-style-type: none;
}

ul>li
{
    float: left;
}